两中段开采的水平矿柱失稳影响因素分析与方案优化——以金川二矿区为例
刘增辉,高谦
Analysis of Factors Influencing Horizontal Pillar Instability and Optimization of Two-level Mining Plans——Taking Jinchuan No.2 Mine as An Example
中国安全科学学报 . 2013, (11): 79 .